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.\" Copyright (c) 2015 John Baldwin <jhb@FreeBSD.org>
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.Dd November 24, 2017
.Dt sysdecode_utrace 3
.Os
.Sh NAME
.Nm sysdecode_utrace
.Nd produce text description of a utrace record
.Sh LIBRARY
.Lb libsysdecode
.Sh SYNOPSIS
.In sysdecode.h
.Ft int
.Fn sysdecode_utrace "FILE *fp" "void *buf" "size_t len" "int decimal"
.Sh DESCRIPTION
The
.Fn sysdecode_utrace
function outputs a textual representation of a
.Xr utrace 2
record identified by
.Fa buf
and
.Fa len
to the output stream
.Fa fp .
.Pp
The function only outputs a representation for certain types of records.
If a record is recognized,
the function outputs the description and returns a non-zero value.
If the record is not recognized,
the function does not output anything and returns zero.
The
.Fn sysdecode_utrace
function currently recognizes
.Xr utrace 2
records generated by
.Xr malloc 3
and
.Xr rtld 1 .
.Sh RETURN VALUES
The
.Fn sysdecode_utrace
function returns a non-zero value if it recognizes a
.Xr utrace 2
record;
otherwise it returns zero.
.Sh SEE ALSO
.Xr utrace 2 ,
.Xr sysdecode 3
